11144681144 has 32 divisors (see below), whose sum is σ = 21049719600. Its totient is φ = 5531535360.

The previous prime is 11144681123. The next prime is 11144681167. The reversal of 11144681144 is 44118644111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 828827 + ... + 842165.

Almost surely, 2^11144681144 is an apocalyptic number.

It is an amenable number.

11144681144 is a deficient number, since it is larger than the sum of its proper divisors (9905038456).

11144681144 is a wasteful number, since it uses less digits than its factorization.

11144681144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14103 (or 14099 counting only the distinct ones).

The product of its digits is 12288, while the sum is 35.

The spelling of 11144681144 in words is "eleven billion, one hundred forty-four million, six hundred eighty-one thousand, one hundred forty-four".